FULLY CONTROLLABLE IN BIOS AND SOFTWARE
MSI motherboards let you manage speeds and temperatures for all your system and CPU fans. Total Fan Control allows you check your primary system characteristics in a simplified graphical interface. You can also set up to 4 temperature targets for CPU and motherboard, which will adjust the fan speeds automatically.

FAST AND FUTURE-READY STORAGE
MSI B550 motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.

DEDICATED HIGH DEFINITION AUDIO PROCESSOR
Make sure you enjoy the purest sound quality in both stereo and surround sound.

HIGH QUALITY AUDIO CAPACITORS
A high fidelity sound experience with exceptional acoustics and realism for studio level headphones is ensured.

HIGH QUALITY AUDIO JACKS
Keep your sound perfect by transmit your audio with pure digital signal.

Specification

Product
Product id	861872
Brand	MSI Micro-Star International
Partnr	B550 GAMING GEN3
EAN/UPC code	4719072970321
Processor
Processor manufacturer	AMD
Processor socket	Socket AM4
Compatible processor series	AMD Ryzen 3 3rd Gen, AMD Ryzen 5 3rd Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 9 3rd Gen
Maximum number of SMP processors	1
Memory
Supported memory types	DDR4-SDRAM
Number of memory slots	4
Memory slots type	DIMM
Memory channels	Dual-channel
Non-ECC	Y
Supported memory clock speeds	1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400 MHz
Maximum internal memory	128 GB
Unbuffered memory	Y
Storage controllers
Supported storage drive interfaces	SATA III
RAID levels	0, 1, 10
Graphics
Maximum graphics adapter memory	16000 MB
Maximum resolution	4096 x 2160 Pixels
Internal I/O
USB 2.0 connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	2
Number of SATA III connectors	6
Front panel audio connector	Y
ATX Power connector (24-pin)	Y
CPU fan connector	Y
Number of chassis fan connectors	2
Chassis intrusion connector	Y
12V power connector	Y
RGB LED pin header	Y
Rear panel I/O ports
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	1
Ethernet LAN (RJ-45) ports	1
PS/2 ports quantity	1
HDMI ports quantity	1
HDMI version	2.0b
DVI-D ports quantity	1
S/PDIF out port	Y
Digital audio optical out	1
Network
Ethernet LAN	Y
Ethernet interface type	Gigabit Ethernet
LAN controller	Realtek RTL8111H
Wi-Fi	N
Bluetooth	N
Features
Component for	PC
Motherboard form factor	ATX
Motherboard chipset family	AMD
Motherboard chipset	AMD B550
Audio chip	Realtek ALC897
Audio output channels	7.1 kanalen
Expansion slots
Number of M.2 (M) slots	1
BIOS
BIOS type	UEFI AMI
BIOS memory size	256 Mbit
Clear CMOS jumper	Y
Weight & dimensions
Width	305 mm
Depth	244 mm
Packaging content
Cables included	SATA
Drivers included	Y